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Kenichi Ajiki
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Matsusaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Speaker and manufacturing method thereof
Patent number
9,674,595
Issue date
Jun 6, 2017
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Masamichi Ara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Loudspeaker, and electronic apparatus and mobile device using the l...
Patent number
9,161,109
Issue date
Oct 13, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Shinya Kagawa
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Loudspeaker, electronic device and mobile device both including the...
Patent number
9,008,350
Issue date
Apr 14, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kenichi Ajiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Manufacturing method of paper making part for loudspeaker, paper ma...
Patent number
8,428,283
Issue date
Apr 23, 2013
Panasonic Corporation
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Plant for production of paper-made part for speaker, paper-made par...
Patent number
8,343,313
Issue date
Jan 1, 2013
Panasonic Corporation
Kazuyoshi Mimura
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Speaker diaphragm, speaker dust cap, speaker sub-cone, speaker usin...
Patent number
8,199,964
Issue date
Jun 12, 2012
Panasonic Corporation
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Manufacturing method of paper making part for loudspeaker, paper ma...
Patent number
8,144,912
Issue date
Mar 27, 2012
Panasonic Corporation
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-acoustic transducer and method of manufacturing transducer
Patent number
7,316,289
Issue date
Jan 8, 2008
Matsushita Electric Industrial Co., Ltd.
Kenichi Ajiki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electro-acoustic transducer having vibrating function and method of...
Patent number
7,082,668
Issue date
Aug 1, 2006
Matsushita Electric Industrial Co., Ltd.
Kimihiro Ando
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method for manufacturing speaker
Patent number
6,915,555
Issue date
Jul 12, 2005
Matsushita Electric Industrial Co., Ltd.
Kenichi Ajiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Enameled wire, method of soldering the wire and electro-acoustic tr...
Patent number
6,914,185
Issue date
Jul 5, 2005
Matsushita Electric Industrial Co., Ltd.
Kenichi Ajiki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
SPEAKER AND MANUFACTURING METHOD THEREOF
Publication number
20160142803
Publication date
May 19, 2016
Panasonic Intellectual Property Management Co., Ltd.
Masamichi ARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOUDSPEAKER, ELECTRONIC DEVICE AND MOBILE DEVICE BOTH INCLUDING THE...
Publication number
20140193026
Publication date
Jul 10, 2014
PANASONIC CORPORATION
Kenichi Ajiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOUDSPEAKER, AND ELECTRONIC APPARATUS AND MOBILE DEVICE USING THE...
Publication number
20140093119
Publication date
Apr 3, 2014
PANASONIC CORPORATION
Shinya Kagawa
B60 - VEHICLES IN GENERAL
Information
Patent Application
MANUFACTURING METHOD OF PAPER MAKING PART FOR LOUDSPEAKER, PAPER MA...
Publication number
20120145345
Publication date
Jun 14, 2012
PANASONIC CORPORATION
Kazuyoshi MIMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MANUFACTURING METHOD OF PAPER MAKING PART FOR LOUDSPEAKER, PAPER MA...
Publication number
20100027826
Publication date
Feb 4, 2010
Matsushita Electric Industrial Co., Ltd.
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPEAKER DIAPHRAGM, SPEAKER DUST CAP, SPEAKER SUB-CONE, SPEAKER USIN...
Publication number
20090080687
Publication date
Mar 26, 2009
Matsushita Electric Industrial Co., Ltd.
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PLANT FOR PRODUCTION OF PAPER-MADE PART FOR SPEAKER, PAPER-MADE PAR...
Publication number
20090028373
Publication date
Jan 29, 2009
Matsushita Electric Industrial Co., Ltd.
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Production Facility for Speaker Diaphragm, Method of Manufacturing...
Publication number
20080000716
Publication date
Jan 3, 2008
Matsushita Electric Industrial Co., Ltd.
Kenichi Ajiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electroacoustic transducer and process for producing the same
Publication number
20050018869
Publication date
Jan 27, 2005
Kenichi Ajiki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Electro-acoustic transducer having vibrating function and method of...
Publication number
20040081331
Publication date
Apr 29, 2004
Kimihiro Ando
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Application
Method for manufacturing speaker
Publication number
20030093891
Publication date
May 22, 2003
Kenichi Ajiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Covered conductor, soldering method using the covered conductor, an...
Publication number
20030019656
Publication date
Jan 30, 2003
Kenichi Ajiki
H01 - BASIC ELECTRIC ELEMENTS